Variable breakdown

period_today

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Section and category

Reproductive History.Menarche-menopause

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Description

“Are you on your period today?”

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Additional information

	Metadata
contents	Categorised
is_mandatory	No

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Data summary

Resurvey 2

value	freq	pct_valid	pct_tot
No	2632	83.32	10.42
Yes	527	16.68	2.09
<NA>	22093	NA	87.49

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Between-survey agreement

No agreement analysis available

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International Coordinating Centre, China Kadoorie Biobank (CKB), CTSU, Nuffield Department of Population Health, University of Oxford Old Road Campus, Headington, Oxford, OX3 7LF

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Page generated: 27-02-2024